A heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service (DOS) via a crafted avi file.
References
Link Resource
https://trac.ffmpeg.org/ticket/8188 Exploit Issue Tracking Patch Vendor Advisory
https://www.debian.org/security/2021/dsa-4998 Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2021-08-10T20:19:34

Updated: 2021-11-01T10:06:24

Reserved: 2020-08-13T00:00:00


Link: CVE-2020-21697

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2021-08-10T21:15:07.803

Modified: 2021-11-30T18:54:02.330


Link: CVE-2020-21697

JSON object: View

cve-icon Redhat Information

No data.

CWE